For $29/mo, we provide access to advanced level technicians who will answer your questions on any Macbook board related matter to the best of their knowledge promptly & walk you through how to solve your problem so you can deliver a working board to your customer.
For 15"
2012 - 2014 LCD-panel are interchangeable - for complete display only 2012/early2013 and late2013/2014 are interchangeable as webcam connector is different
2015 different
but beware of EDID issues when switching LCD panels....
For A1398, you have 2012-2014(LP154WT1-SJsomething)
2015-2016 which is some samsung model I don't have off the top of my head.
For A1425, you have LP133WQ1-SJA1
For A1502 2013-2014 you have LP133WQ1-SJEV
For A1502 2015-2016 LSN133DL02 - A01
2012 and early 2013 (a1425) are interchangeable
late 2013 and 2014 (a1502) are interchangeable
none of them can be used in the 2015